Alert archive / North Dakota / Slope County

Weather alerts in Slope County, North Dakota, 2021

121 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Slope County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Alerts: 121
Warnings: 40
Watches: 23
Advisories: 35
Busiest month: June20 alerts
Busiest day: June 6, 20219 alerts

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Lasted
Jan 3, 1:40 PM MST	Wind Advisory	BIS	10 hr
Jan 12, 3:03 AM MST	High Wind Watch	BIS	33 hr
Jan 13, 1:53 AM MST	High Wind Warning	BIS	48 hr
Jan 15, 1:26 AM MST	Wind Advisory	BIS	14 hr
Jan 20, 2:09 AM MST	Wind Advisory	BIS	16 hr
Jan 25, 5:38 AM MST	Dense Fog Advisory	BIS	3 hr
Jan 29, 8:39 PM MST	Dense Fog Advisory	BIS	14 hr
Jan 31, 6:35 AM MST	Dense Fog Advisory	BIS	4 hr
Feb 5, 2:14 AM MST	Wind Chill Warning	BIS	10 days
Feb 5, 2:14 AM MST	Wind Chill Advisory	BIS	6 days
Feb 15, 10:47 AM MST	Wind Chill Advisory	BIS	24 hr
Feb 21, 1:51 PM MST	Wind Advisory	BIS	27 hr
Feb 22, 8:43 PM MST	Wind Advisory	BIS	20 hr
Feb 23, 1:43 AM MST	High Wind Warning	BIS	15 hr
Feb 25, 1:11 AM MST	Red Flag Warning	BIS	17 hr
Mar 5, 12:31 PM MST	Fire Weather Watch	BIS	14 hr
Mar 6, 2:23 AM MST	Red Flag Warning	BIS	14 hr
Mar 6, 3:26 AM MST	Dense Fog Advisory	BIS	7 hr
Mar 26, 1:33 PM MDT	Fire Weather Watch	BIS	44 hr
Mar 27, 1:26 PM MDT	Red Flag Warning	BIS	55 hr
Mar 28, 2:19 PM MDT	Wind Advisory	BIS	3 hr
Mar 28, 5:44 PM MDT	High Wind Warning	BIS	36 hr
Mar 30, 2:25 AM MDT	Wind Advisory	BIS	19 hr
Mar 30, 2:50 AM MDT	Red Flag Warning	BIS	16 hr
Mar 31, 3:03 AM MDT	Fire Weather Watch	BIS	11 hr
Mar 31, 1:42 PM MDT	Red Flag Warning	BIS	31 hr
Apr 2, 2:48 AM MDT	Red Flag Warning	BIS	16 hr
Apr 3, 2:08 AM MDT	Red Flag Warning	BIS	18 hr
Apr 4, 2:41 AM MDT	Red Flag Warning	BIS	17 hr
Apr 8, 1:41 PM MDT	Wind Advisory	BIS	27 hr
Apr 8, 1:51 PM MDT	Fire Weather Watch	BIS	14 hr
Apr 9, 3:24 AM MDT	Red Flag Warning	BIS	18 hr
Apr 10, 1:31 PM MDT	Wind Advisory	BIS	55 hr
Apr 28, 2:34 PM MDT	Fire Weather Watch	BIS	23 hr
Apr 29, 1:38 PM MDT	Red Flag Warning	BIS	30 hr
May 1, 2:18 AM MDT	Red Flag Warning	BIS	17 hr
May 7, 2:37 AM MDT	Red Flag Warning	BIS	17 hr
May 24, 8:19 PM MDT	Wind Advisory	BIS	21 hr
May 27, 2:39 AM MDT	Freeze Watch	BIS	11 hr
Jun 5, 8:15 PM MDT	Mesoscale Discussion	SPC	2 hr
Jun 5, 8:25 PM MDT	Special Weather Statement	BIS	50 min
Jun 5, 8:36 PM MDT	Severe Thunderstorm Warning	BIS	39 min
Jun 5, 9:16 PM MDT	Special Weather Statement	BIS	44 min
Jun 5, 9:21 PM MDT	Severe Thunderstorm Watch	SPC	5 hr
Jun 5, 10:08 PM MDT	Special Weather Statement	BIS	37 min
Jun 5, 10:47 PM MDT	Mesoscale Discussion	SPC	88 min
Jun 5, 11:10 PM MDT	Special Weather Statement	BIS	35 min
Jun 5, 11:35 PM MDT	Special Weather Statement	BIS	25 min
Jun 7, 1:16 AM MDT	Special Weather Statement	BIS	29 min
Jun 7, 1:48 AM MDT	Special Weather Statement	BIS	27 min
Jun 8, 5:15 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jun 8, 7:35 PM MDT	Mesoscale Discussion	SPC	85 min
Jun 10, 1:56 PM MDT	Mesoscale Discussion	SPC	94 min
Jun 10, 2:30 PM MDT	Tornado Watch	SPC	6 hr
Jun 10, 4:36 PM MDT	Mesoscale Discussion	SPC	114 min
Jun 10, 8:54 PM MDT	Severe Thunderstorm Watch	SPC	5 hr
Jun 10, 10:01 PM MDT	Severe Thunderstorm Warning	BIS	59 min
Jun 10, 10:07 PM MDT	Mesoscale Discussion	SPC	83 min
Jun 11, 4:19 AM MDT	Wind Advisory	BIS	16 hr
Jul 8, 2:34 PM MDT	Mesoscale Discussion	SPC	86 min
Jul 8, 3:38 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Jul 8, 4:38 PM MDT	Severe Thunderstorm Warning	BIS	52 min
Jul 8, 4:56 PM MDT	Mesoscale Discussion	SPC	2 hr
Jul 8, 5:28 PM MDT	Severe Thunderstorm Warning	BIS	62 min
Jul 16, 6:08 PM MDT	Special Weather Statement	BIS	37 min
Jul 16, 10:39 PM MDT	Special Weather Statement	BIS	51 min
Jul 19, 3:23 AM MDT	Heat Advisory	BIS	17 hr
Jul 20, 2:47 AM MDT	Red Flag Warning	BIS	19 hr
Jul 22, 2:24 PM MDT	Mesoscale Discussion	SPC	2 hr
Jul 22, 3:02 PM MDT	Special Weather Statement	BIS	28 min
Jul 22, 3:46 PM MDT	Special Weather Statement	BIS	44 min
Jul 22, 4:12 PM MDT	Severe Thunderstorm Warning	BIS	63 min
Jul 26, 1:05 PM MDT	Heat Advisory	BIS	31 hr
Aug 8, 9:10 PM MDT	Special Weather Statement	BIS	50 min
Aug 9, 2:55 AM MDT	Fire Weather Watch	BIS	24 hr
Aug 10, 3:02 AM MDT	Red Flag Warning	BIS	17 hr
Aug 16, 1:25 PM MDT	Fire Weather Watch	BIS	14 hr
Aug 16, 11:12 PM MDT	Special Weather Statement	BIS	33 min
Aug 17, 3:17 AM MDT	Red Flag Warning	BIS	17 hr
Aug 22, 8:40 AM MDT	Wind Advisory	BIS	10 hr
Aug 27, 2:55 PM MDT	Mesoscale Discussion	SPC	2 hr
Sep 2, 9:04 AM MDT	Severe Thunderstorm Warning	BIS	41 min
Sep 4, 2:49 PM MDT	Fire Weather Watch	BIS	23 hr
Sep 5, 2:16 PM MDT	Red Flag Warning	BIS	29 hr
Sep 9, 8:16 AM MDT	Red Flag Warning	BIS	11 hr
Sep 14, 12:20 PM MDT	Fire Weather Watch	BIS	14 hr
Sep 15, 2:14 AM MDT	Red Flag Warning	BIS	17 hr
Sep 16, 1:31 PM MDT	Frost Advisory	BIS	17 hr
Sep 17, 1:59 AM MDT	Red Flag Warning	BIS	17 hr
Sep 17, 1:27 PM MDT	Fire Weather Watch	BIS	6 hr
Sep 17, 7:50 PM MDT	Red Flag Warning	BIS	23 hr
Sep 27, 2:35 AM MDT	Fire Weather Watch	BIS	11 hr
Sep 27, 1:29 PM MDT	Red Flag Warning	BIS	31 hr
Sep 30, 6:18 PM MDT	Frost Advisory	BIS	14 hr
Oct 5, 2:50 AM MDT	Fire Weather Watch	BIS	10 hr
Oct 5, 1:07 PM MDT	Red Flag Warning	BIS	30 hr
Oct 12, 3:01 AM MDT	Winter Weather Advisory	BIS	11 hr
Oct 12, 2:03 PM MDT	Winter Storm Warning	BIS	30 hr
Oct 12, 2:07 PM MDT	Wind Advisory	BIS	30 hr
Oct 14, 12:54 PM MDT	Freeze Warning	BIS	19 hr
Oct 24, 5:59 PM MDT	Wind Advisory	BIS	32 hr
Nov 10, 1:17 PM MST	High Wind Watch	BIS	13 hr
Nov 11, 2:16 AM MST	High Wind Warning	BIS	18 hr
Nov 11, 7:52 PM MST	Wind Advisory	BIS	12 hr
Nov 12, 1:23 PM MST	High Wind Watch	BIS	13 hr
Nov 13, 2:17 AM MST	High Wind Warning	BIS	18 hr
Nov 15, 12:59 AM MST	High Wind Watch	BIS	13 hr
Nov 15, 1:40 PM MST	High Wind Warning	BIS	51 hr
Nov 16, 8:38 AM MST	Red Flag Warning	BIS	8 hr
Nov 30, 7:47 PM MST	Wind Advisory	BIS	20 hr
Dec 4, 2:33 AM MST	High Wind Watch	BIS	11 hr
Dec 4, 1:17 PM MST	High Wind Warning	BIS	23 hr
Dec 5, 11:53 AM MST	Wind Advisory	BIS	8 hr
Dec 15, 1:55 AM MST	Winter Weather Advisory	BIS	24 hr
Dec 17, 1:08 PM MST	Wind Chill Advisory	BIS	22 hr
Dec 19, 1:47 AM MST	Winter Weather Advisory	BIS	3 hr
Dec 24, 1:00 PM MST	Winter Weather Advisory	BIS	28 hr
Dec 26, 2:50 AM MST	Winter Weather Advisory	BIS	30 hr
Dec 27, 8:52 AM MST	Wind Chill Advisory	BIS	3 days
Dec 30, 12:59 PM MST	Wind Chill Warning	BIS	70 hr
Dec 30, 12:59 PM MST	Wind Chill Advisory	BIS	24 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	6
Severe Thunderstorm Watch	4
Tornado Watch	1
Mesoscale Discussion	10
Special Weather Statement	13
Winter
Winter Storm Warning	1
Winter Weather Advisory	5
Heat
Heat Advisory	2
Cold
Freeze Warning	1
Wind Chill Warning	2
Freeze Watch	1
Frost Advisory	2
Wind Chill Advisory	5
Wind and dust
High Wind Warning	7
High Wind Watch	5
Wind Advisory	17
Fire
Red Flag Warning	23
Fire Weather Watch	12
Fog and smoke
Dense Fog Advisory	4

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2020 2022

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.